. >>> we have some new details from the vatican about pope benedict's health. officials have now confirmed the pope struck his head during his recent trip to mexico, leading some to speculate it may have been a factor in his decision to resign. however, the vatican denies it played any role in the pope's decision. >>> new problems for defense secretary chuck ha goal, republicans are expected to filibuster his confirmation hearing tomorrow morning. they're demanding to know about the president's initial response to the attack in benghazi. >>> and finally, what would you do if you were this guy? a homeless man in kansas city, named billy ray harris looked down in his change cup. he realized a woman had stopped to give him some change. had dropped her diamond engagement ring into his cup. yes. could have pawned it for thousands. gotten away with it. instead, when he saw her again, after hanging on to it, he gave it back. she offered some cash as a thank you, a reward. harris said, nope. doing the right thing, better than any cash reward. it is, in fact, priceless.